Patents by Inventor Robert Philip Eckwall

Robert Philip Eckwall has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: D742526
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: November 3, 2015
    Assignee: SCHROER MANUFACTURING COMPANY
    Inventors: Lawrence Henry Haake, Robert Philip Eckwall, Paul Waner Horner